{"id":10156,"date":"2023-05-01T11:19:01","date_gmt":"2023-05-01T11:19:01","guid":{"rendered":"https:\/\/www.scmgalaxy.com\/tutorials\/?p=10156"},"modified":"2023-06-19T13:29:53","modified_gmt":"2023-06-19T13:29:53","slug":"top-50-bash-scripting-interview-questions-with-answers","status":"publish","type":"post","link":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-bash-scripting-interview-questions-with-answers\/","title":{"rendered":"Top 50 Bash Scripting Interview Questions with Answers"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/05\/image-21.png\" alt=\"\" class=\"wp-image-10157\" width=\"726\" height=\"381\" srcset=\"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/05\/image-21.png 600w, https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/05\/image-21-300x158.png 300w\" sizes=\"auto, (max-width: 726px) 100vw, 726px\" \/><figcaption class=\"wp-element-caption\"><strong><em>Bash Scripting Interview Questions with Answers<\/em><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<ol class=\"wp-block-list\">\n<li>What does the &#8220;$&#8221; symbol represent in bash scripting?<br>A) Comment<br>B) Variable<br>C) Function<br>D) Command<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: B<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>Which command is used to make a directory in bash scripting?<br>A) cd<br>B) ls<br>C) mkdir<br>D) touch<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: C<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>What does the command &#8220;chmod&#8221; do in bash scripting?<br>A) Changes ownership of a file<br>B) Creates a new file<br>C) Changes permissions of a file<br>D) Deletes a file<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: C<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>Which command is used to display the contents of a file in bash scripting?<br>A) cat<br>B) echo<br>C) ls<br>D) mkdir<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>What is a shebang in bash scripting?<br>A) A comment<br>B) A variable<br>C) A function<br>D) A directive<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: D<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>What is the purpose of an if statement in bash scripting?<br>A) To create a loop<br>B) To define a function<br>C) To test a condition<br>D) To display output<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: C<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"7\">\n<li>Which command is used to remove a directory in bash scripting?<br>A) rmdir<br>B) rm<br>C) mv<br>D) ln<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"8\">\n<li>What does the command &#8220;grep&#8221; do in bash scripting?<br>A) Searches for a pattern in a file<br>B) Creates a new file<br>C) Displays the contents of a file<br>D) Changes permissions of a file<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"9\">\n<li>What is the purpose of a while loop in bash scripting?<br>A) To create a loop<br>B) To define a function<br>C) To test a condition<br>D) To display output<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"10\">\n<li>How do you assign a value to a variable in bash scripting?<br>A) Variable = value<br>B) $Variable = value<br>C) Variable : value<br>D) $Variable : value<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"11\">\n<li>Which command is used to move a file in bash scripting?<br>A) cp<br>B) rm<br>C) mv<br>D) ln<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: C<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"12\">\n<li>What is the purpose of a for loop in bash scripting?<br>A) To create a loop<br>B) To define a function<br>C) To test a condition<br>D) To display output<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"13\">\n<li>What does the command &#8220;echo&#8221; do in bash scripting?<br>A) Searches for a pattern in a file<br>B) Displays the contents of a file<br>C) Changes permissions of a file<br>D) Displays output<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: D<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"14\">\n<li>Which command is used to copy a file in bash scripting?<br>A) cp<br>B) rm<br>C) mv<br>D) ln<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"15\">\n<li>What is the purpose of a case statement in bash scripting?<br>A) To test a condition<br>B) To create a loop<br>C) To define a function<br>D) To display output<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"16\">\n<li>What does the command &#8220;cd&#8221; do in bash scripting?<br>A) Changes ownership of a file<br>B) Creates a new file<br>C) Changes to a different directory<br>D) Deletes a file<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: C<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"17\">\n<li>Which command is used to find the current working directory in bash scripting?<br>A) pwd<br>B) ls<br>C) cd<br>D) touch<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"18\">\n<li>What is a function in bash scripting?<br>A) A command that performs a specific task<br>B) A variable that stores a value<br>C) A conditional statement<br>D) A loop<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"19\">\n<li>What does the command &#8220;tee&#8221; do in bash scripting?<br>A) Displays output<br>B) Copies input to output<br>C) Edits a file<br>D) Moves a file<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: B<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"20\">\n<li>What is the purpose of a do-while loop in bash scripting?<br>A) To create a loop<br>B) To define a function<br>C) To test a condition<br>D) To display output<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"21\">\n<li>Which command is used to create a file in bash scripting?<br>A) cp<br>B) rm<br>C) mv<br>D) touch<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: D<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"22\">\n<li>What does the command &#8220;sed&#8221; do in bash scripting?<br>A) Searches for a pattern in a file<br>B) Edits a file<br>C) Displays the contents of a file<br>D) Changes permissions of a file<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: B<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"23\">\n<li>What is the difference between single and double quotes in bash scripting?<br>A) Single quotes prevent variable expansion, double quotes don&#8217;t<br>B) Double quotes prevent variable expansion, single quotes don&#8217;t<br>C) There is no difference<br>D) Both prevent variable expansion<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"24\">\n<li>Which command is used to get the length of a string in bash scripting?<br>A) strlen<br>B) $length<br>C) length<br>D) expr length<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: D<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"25\">\n<li>What does the command &#8220;wc&#8221; do in bash scripting?<br>A) Edits a file<br>B) Displays the contents of a file<br>C) Counts the number of lines, words, and characters in a file<br>D) Changes permissions of a file<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: C<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"26\">\n<li>What is the purpose of the &#8220;shift&#8221; command in bash scripting?<br>A) To delete variables<br>B) To move variables to the left<br>C) To move variables to the right<br>D) To change variable values<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: B<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"27\">\n<li>Which command is used to concatenate files in bash scripting?<br>A) cp<br>B) rm<br>C) cat<br>D) ln<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: C<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"28\">\n<li>What is the purpose of the &#8220;export&#8221; command in bash scripting?<br>A) To export variables to a new script<br>B) To import variables from a script<br>C) To delete variables<br>D) To move variables to the left<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"29\">\n<li>What does the &#8220;let&#8221; command do in bash scripting?<br>A) Calculates the result of an expression<br>B) Displays output<br>C) Edits a file<br>D) Moves a file<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"30\">\n<li>What is a comment in bash scripting?<br>A) A directive<br>B) A variable<br>C) A function<br>D) Text that is ignored by the interpreter<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: D<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"31\">\n<li>Which command is used to remove a file in bash scripting?<br>A) mkdir<br>B) rmdir<br>C) rm<br>D) ln<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: C<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"32\">\n<li>What does the command &#8220;cut&#8221; do in bash scripting?<br>A) Cuts a file into pieces<br>B) Displays the contents of a file<br>C) Edits a file<br>D) Cuts out specific fields from a file<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: D<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"33\">\n<li>What is the purpose of the &#8220;break&#8221; command in bash scripting?<br>A) To exit a loop<br>B) To enter a loop<br>C) To continue to the next iteration of a loop<br>D) To display output<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"34\">\n<li>Which command is used to display the environment variables in bash scripting?<br>A) printenv<br>B) env<br>C) set<br>D) export<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: C<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"35\">\n<li>What does the &#8220;continue&#8221; command do in bash scripting?<br>A) Skips to the next iteration of a loop<br>B) Exits a loop<br>C) Enters a loop<br>D) Displays output<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"36\">\n<li>What is the purpose of the &#8220;read&#8221; command in bash scripting?<br>A) Reads input from the user<br>B) Displays output<br>C) Edits a file<br>D) Moves a file<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"37\">\n<li>Which command is used to search for a file in bash scripting?<br>A) find<br>B) grep<br>C) locate<br>D) search<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"38\">\n<li>What is the purpose of the &#8220;source&#8221; command in bash scripting?<br>A) To execute a script within a script<br>B) To import variables from a script<br>C) To delete variables<br>D) To move variables to the right<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"39\">\n<li>Which command is used to compare two files in bash scripting?<br>A) diff<br>B) cmp<br>C) comp<br>D) compare<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"40\">\n<li>What does the &#8220;declare&#8221; command do in bash scripting?<br>A) Declares a variable<br>B) Deletes a variable<br>C) Moves a variable to the left<br>D) Moves a variable to the right<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"41\">\n<li>Which command is used to redirect the output of a command to a file in bash scripting?<br>A) &gt;<br>B) &lt;<br>C) |<br>D) &amp;<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"42\">\n<li>What is the purpose of the &#8220;sleep&#8221; command in bash scripting?<br>A) To pause the script for a specified number of seconds<br>B) To delete variables<br>C) To move variables to the left<br>D) To move variables to the right<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"43\">\n<li>Which command is used to rename a file in bash scripting?<br>A) mv<br>B) cp<br>C) ln<br>D) rm<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"44\">\n<li>What is the purpose of the &#8220;until&#8221; statement in bash scripting?<br>A) To create a loop<br>B) To test a condition<br>C) To display output<br>D) To define a function<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"45\">\n<li>Which command is used to display the contents of a file backwards in bash scripting?<br>A) cat<br>B) tac<br>C) bacy<br>D) back<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: B<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"46\">\n<li>What is the purpose of the &#8220;basename&#8221; command in bash scripting?<br>A) To get the name of a file without the directory path<br>B) To get the directory path of a file<br>C) To get the length of a string<br>D) To concatenate files<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"47\">\n<li>Which command is used to display the top 10 lines of a file in bash scripting?<br>A) head<br>B) tail<br>C) more<br>D) less<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"48\">\n<li>What is the purpose of the &#8220;cut&#8221; command in bash scripting?<br>A) To cut out specific fields from a file<br>B) To search for a pattern in a file<br>C) To display the contents of a file<br>D) To concatenate files<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"49\">\n<li>Which command is used to sort the lines of a file in bash scripting?<br>A) sort<br>B) srt<br>C) sor<br>D) fsort<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: A<\/h4>\n\n\n\n<ol class=\"wp-block-list\" start=\"50\">\n<li>What does the command &#8220;awk&#8221; do in bash scripting?<br>A) Searches for a pattern in a file<br>B) Edits a file<br>C) Displays the contents of a file<br>D) Analyzes and manipulates text files<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: D<\/h4>\n","protected":false},"excerpt":{"rendered":"<p>Answer: B Answer: C Answer: C Answer: A Answer: D Answer: C Answer: A Answer: A Answer: A Answer: A [&hellip;]<\/p>\n","protected":false},"author":33,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-10156","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Top 50 Bash Scripting Interview Questions with Answers - scmGalaxy<\/title>\n<meta name=\"robots\" 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